Etymology

pus

P3U1S1

Today it means: A whitish-yellow or yellow substance composed primarily of dead white blood cells and dead pyogenic bacteria, normally found in regions of bacterial infection. Full definition →

Middle English pus ← Latin pus
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The story

  1. Latin · derived frompus“pus”
  2. Middle English · inherited frompus
  3. English todaypus

From Middle English pus (15th c.), a borrowing from Latin pus (“pus”). Widely displaced quitter and atter in this sense.

Words from the same roots

Latinpus all →

puriform

Etymology from Wiktionary, CC BY-SA 4.0.